David Sanger, Chief Washington Correspondent of the New York Times, discusses the Iran nuclear challenge as an issue in U.S.-Israeli relations in the wake of Israel Prime Minister Netanyahu’s visit to Washington and President Obama’s important speech to the American Israel Public Affairs Committee.

On March 26-27, Seoul will host the second Nuclear Security Summit, an initiative established by the Obama administration in Washington in 2010. Fifty world leaders, as well as scores of NGOs and industry and business representatives on the periphery of the central meeting, will discuss the summit’s main aim: to prevent loose nuclear materials from falling into the hands of terrorists. Naturally, different regional actors will have different agendas and priorities for the summit, and it is therefore important to consider the issues and concerns for Northeast Asian, South Asian, Middle Eastern, and former Soviet states and stakeholders.

Michael Kraft, former senior advisor, State Department Counterterrorism Office, and Edward Marks, former U.S. ambassador, Department of State discuss their new book, U.S. Government Counterterrorism: A Guide to Who Does What.

Official biographer John Lewis Gaddis paints a fascinating and multidimensional portrait of George Kennan, the post-war diplomat who set forth containment doctrine, presaged the collapse of the Soviet Union, and, in later years, became an outspoken critic of U.S. foreign policy, including of the war in Vietnam. At the launch Wednesday of George F. Kennan: An American Life, Gaddis revealed the personality behind one of the 20th century’s great policy minds.